Home / 21,535.20-32,327.10-16,626.60

Finding the Fourth Proportional to 21,535.20, 32,327.10 and 16,626.60

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Solution

The fourth proportional to 21,535.20, 32,327.10 and 16,626.60 is: 24,958.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,535.20 : 32,327.10 = 16,626.60 : x
  2. Step 2: Convert to fraction form
    21,535.20/32,327.10 = 16,626.60/x
  3. Step 3: Cross multiply
    21,535.20x = 32,327.10 × 16,626.60
  4. Step 4: Simplify right side
    21,535.20x = 537,489,760.86
  5. Step 5: Solve for x
    x = 537,489,760.86/21,535.20
  6. Step 6: Final answer
    x = 24,958.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.